• 产量质量消耗等方面对硫生产工艺进行比较,论证了冷生产优于热

    The comparison between refrigeration method and evaporation method for the production of thiourea in output, quality and consumption is discussed.

    youdao

  • 产量质量消耗等方面对硫生产工艺进行比较,论证了冷生产优于热

    The comparison between refrigeration method and evaporation method for the production of thiourea in output, quality and consumption is discussed.

    youdao

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